1. CHECK THE TOUR SCHEDULEFrom the calendars below, choose available date(s) that you plan to visit Borrego Springs during 2018 or early 2019.

GREEN dates are available public program dates. These have the darkest skies with little or no interfering moonlight (0-30%)YELLOW dates are available public program dates. These have some interfering moonlight (about 30-50%)RED dates are sold out and unavailable; you may request placement on the standby list in case of a rare cancellation [WHITE] dates are not available for public tours, but may be available for a Private or Group Tour.

3. MAKE RESERVATION PAYMENT

After Dennis confirms space availability for your requested date(s) you may then make your reservation payment here. Reservations are first-come, first-served, and do not exist without this advance payment. In addition to receiving an immediate receipt, you will receive a formal confirmation note from Dennis within 24 hours. Children younger than 9 are not admitted. Sorry.

After you check the schedule, e-mail Dennis ALL of the following information: •Your preferred date(s)•How many in your party •VERY IMPORTANT, an alternate email address. If you don’t receive a response within 24 hours, please check your spam and junk folders, or write again including ALL of the required information. Please DO NOT PAY before confirming space availability.•